Updated: 2021-11-03 11:51:00 EDT
This webpage/report is intended to aggregate information from different agencies (i.e. USACE, SFWMD, FWC, USGS and NOAA) into one spot to help inform local government agencies and stakeholders on conditions within Lake Okeechobee, the Caloosahatchee River and Estuary and Coastal southwest Florida. The data provided here should be considered preliminary and are subject to change.
Daily discharge volume in Acre-Feet per day for the last 14-days. Data Source: USACE | |||||||||||||||
Date | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake 1 | WCA1 | WCA2 | WCA3 | ENP 2 |
11-02 | 720 | 910 | 1677 | 5 | 365 | 117 | 280 | -14 | 0 | 43 | 3939 | 0 | 389 | 900 | 4,264.461 |
11-01 | 732 | 1574 | 3445 | 0 | 1412 | 561 | 672 | -34 | 262 | 29 | 3961 | 28 | 415 | 1164 | |
10-31 | 714 | 2388 | 2541 | 18 | 0 | 58 | 454 | -28 | 0 | 40 | 3898 | 48 | 492 | 1067 | |
10-30 | 672 | 2379 | 4723 | 9 | 0 | 60 | 0 | -34 | 0 | 44 | 4007 | 117 | 599 | 1440 | |
10-29 | 666 | 3392 | 13 | 0 | 60 | 0 | -34 | 0 | 45 | 4082 | 147 | 577 | 1751 | 5,220.493 | |
10-28 | 720 | 1248 | 2225 | 12 | 0 | 60 | 0 | -24 | 0 | 29 | 4584 | 194 | 252 | 1305 | 5,575.534 |
10-27 | 718 | 1252 | 2513 | 10 | 0 | 60 | 0 | -44 | 0 | 52 | 4703 | 367 | 200 | 1545 | 5,446.609 |
10-26 | 175 | 1201 | 2605 | 7 | 0 | 60 | 0 | -141 | 0 | 138 | 4951 | 284 | 331 | 1589 | 5,258.179 |
10-25 | 111 | 1083 | 3405 | 11 | 0 | 60 | 0 | -113 | 0 | 345 | 4975 | 163 | 329 | 1652 | 5,051.898 |
10-24 | 341 | 1042 | 1633 | 171 | 0 | 60 | 0 | -77 | 0 | 444 | 5121 | 182 | 426 | 1275 | 5,097.518 |
10-23 | 349 | 234 | 1178 | 247 | 0 | 58 | 0 | -173 | 0 | 50 | 4965 | 258 | 393 | 1541 | 5,214.543 |
10-22 | 365 | 21 | 675 | 12 | 0 | 60 | 71 | -75 | 0 | 33 | 5004 | 284 | 415 | 1722 | 5,428.757 |
10-21 | 365 | 28 | 195 | 71 | 0 | 288 | 198 | -34 | 0 | 29 | 5399 | 34 | 637 | 1755 | 5,706.443 |
1 Includes discharges from Fisheating Creek, S71, S72, S84, S84X, S65E, and S65EX1 | |||||||||||||||
2 Estimated as S12s+(S333+S333N)-S356. If no data is present (i.e. -NR-) either S12s, S333s or S356 data is not available. | |||||||||||||||
Average and total net discharge volume in Acre-Feet per day for the last 7-days. Data Source: USACE | |||||||||||||||
Statistic | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake | WCA1 | WCA2 | WCA3 | ENP |
Average | 706 | 1625 | 2931 | 10 | 254 | 139 | 201 | -30 | 37 | 40 | 4168 | 129 | 418 | 1311 | 5,126.774 |
Total | 4943 | 9751 | 20516 | 67 | 1777 | 974 | 1406 | -210 | 262 | 282 | 29173 | 900 | 2924 | 9174 | 20,507.096 |
Average and total net discharge volume in Acre-Feet per day for the last 14-days. Data Source: USACE | |||||||||||||||
Statistic | S77 | S78 | S79 | S310 | S351 | S352 | S354 | L8 | S308 | S80 | NthLake | WCA1 | WCA2 | WCA3 | ENP |
Average | 511 | 1113 | 2324 | 45 | 137 | 120 | 129 | -63 | 20 | 102 | 4584 | 162 | 420 | 1439 | 5,226.443 |
Total | 6649 | 13360 | 30207 | 586 | 1777 | 1557 | 1676 | -823 | 262 | 1321 | 59587 | 2104 | 5455 | 18708 | 52,264.435 |
Lake Flows: In the past 7 days the total outflow from Lake Okeechobee was 9,429 AF with 4,943 AF to the Caloosahatchee through S-77,262 AF to St Lucie through S-308, 67 AF through S-310 in Clewiston, and 4,157 AF to the EAA through S-351, S-352, and S-354. The total net inflow to the Lake was 29,383 AF (29,173 AF from Fisheating Creek, S-71, S-72,S-84s, S-65EX, and S-65EX1) with a total backflow volume of 210 AF from C10A. Water conservation areas received flows of 900 AF, 2,924 AF, and 9,174 AF at WCA1, WCA2, and WCA3, respectively. Everglades National Park received 20,507 AF.
Lake Okeechobee Level: 15.83 ft (Operational Management Band)
Lake Okeechobee Inflow: 2010 cfs
Last Week: 15.89 ft
Lake Okeechobee Outflow: 1835 cfs
Weekly Rainfall Total:
WP Franklin 1.60"
Ortona 1.45"
Moore Haven 0.47"
Stage and recession rates this time for the current and last three water years | ||||
Date | Water Year | Stage | 7-Day Recession Rate | 30-Day Recession Rate |
11-02 | 2019 | 13.62 | -0.27 | -0.80 |
11-02 | 2020 | 13.42 | -0.05 | -0.07 |
11-02 | 2021 | 16.21 | -0.16 | 0.58 |
11-02 | 2022 | 15.83 A | -0.06 | 0.24 |
A Value provided by SFWMD DBKEY:N3466 | ||||
B -0.5 ft 30-d⁻¹ maximum 30-day Recession Rate for HAB Deviation | ||||
Weekly (10/27 - 11/02) rainfall totals along the Caloosahatchee River | |
Mointoring Location 1 | Weekly |
S79 (WP Franklin) | 1.6 |
S78 (Ortona) | 1.6 |
S77 (Moore Haven) | 0.6 |
1 Data Source: SFWMD DBHYDRO (DBKEYS 16414,15495,16415) and USACE reports | |
2 Based on data from 10/27/2021 - 11/02/2021 | |
Weekly mean water quality sonde Chlorophyll and Phycocyanin concentration at monitoring locations across Lake Okeechobee | ||||
Site | 7-day Mean | 7-day Mean | Green Algal | Blue-green Algae |
L001 | 37 | 130 | Warning | High Concern |
L005 | -3 | 32 | Min. Concern | Min. Concern |
L006 | 37 | 173 | Warning | High Concern |
LZ40 | 647 | 162 | High Concern | High Concern |
POLESOUT1 | 119 | 130 | High Concern | High Concern |
POLESOUT3 | 32 | 76 | Warning | High Concern |
1 Based on data from 10/28/2021 - 11/03/2021 | ||||
2 Chlorophyll Categories: | ||||
3 Phycocyanin Categories: | ||||
Cyanobacteria Index for Lake Okeechobee for 2021-11-01 (Data Source: NOAA NCCOS)
Of the 91 samples collected, cyanobacteria was dominate in 21 samples, 21 samples had toxins present ranging from 0.28 to 44 μg L⁻¹ (does not include non-detects).
Count of samples within each abundance category within the greater Caloosahatchee River Estuary (see grey box on map) | |
Cell Abundance (Cells L⁻¹) | Number |
not present/background (0-1,000) | 91 |
very low (>1,000-10,000) | 5 |
low (>10,000-100,000) | 1 |
medium (>100,000-1,000,000) | 1 |
high (>1,000,000) | --- |
Chlorophyll fluorescence for coastal southwest Florida for 2021-11-02 (Data Source: NOAA NCCOS)
Red Tide Prediction and Tracking for coastal Southwest Florida from FWC and USF link.
Upper and lower water column HAB (Red Tide) forecasted trajectories from Ocean Circulation Group at USF.
Statewide Gulf of Mexico coastal Red Tide forecast from FWC and USF.
Daily and 7-day moving mean discharge to Charlotte Harbor. | ||||
Date | USGS Site ID | Site Name | Daily Discharge (Ac-Ft d⁻¹) | Mean 7-d Discharge (Ac-Ft d⁻¹) |
11-02 | 02296750 | Peace River | --- | --- |
02297100 | Joshua Creek | 58.7 | 68.7 | |
02298202 | Shell Creek | 132.5 | 175.3 | |
02298880 | Myakka River | 251.9 | 266.1 | |
02299472 | Big Slough | 42.0 | 53.5 | |
'---' values indicate missing data either in the current day or past 7-days. | ||||
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Contact pjulian@sccf.org with questions